Upper Body Exercises: Toning, Posture, and Pull-Up Success

Pull-ups and push-ups are fundamental movements for strengthening the upper body and improving overall posture. Learn the difference between isometric and isotonic exercises, and explore if facial movements can truly lift sagging skin.

What Muscles Do Pull-Ups Improve?

Published Jul,08 2011 | By Chris Chinn

Pull-ups are one of the best resistance exercises you can do. Few exercises draw as much attention as someone either doing lots of pull-ups or doing some variations of the basic pull-up. They require great upper body and core strength to complete.